package com.example.co01_mobile;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
 
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
 
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;


public class MainActivity extends Activity implements OnClickListener {
	 Button ok,back,exit;
	 TextView result;
	  
	    /** Called when the activity is first created. */
	 
	    public void onCreate(Bundle savedInstanceState) {
	        super.onCreate(savedInstanceState);
	        setContentView(R.layout.activity_main);
	         
	        // Login button clicked
	        ok = (Button)findViewById(R.id.btn_login);
	        ok.setOnClickListener(this);
	         
	        result = (TextView)findViewById(R.id.lbl_result);
	         
	    }
	     
	    public void postLoginData() {
	        // Create a new HttpClient and Post Header
	        HttpClient httpclient = new DefaultHttpClient();
	         
	        /* login.php returns true if username and password is equal to saranga */
	        HttpPost httppost = new HttpPost("http://www.sencide.com/blog/login.php");
	 
	        try {
	            // Add user name and password
	         EditText uname = (EditText)findViewById(R.id.txt_username);
	         String username = uname.getText().toString();
	 
	         EditText pword = (EditText)findViewById(R.id.txt_password);
	         String password = pword.getText().toString();
	          
	            List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2);
	            nameValuePairs.add(new BasicNameValuePair("username", username));
	            nameValuePairs.add(new BasicNameValuePair("password", password));
	            httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
	 
	            // Execute HTTP Post Request
	            Log.w("SENCIDE", "Execute HTTP Post Request");
	            HttpResponse response = httpclient.execute(httppost);
	             
	            String str = inputStreamToString(response.getEntity().getContent()).toString();
	            Log.w("SENCIDE", str);
	             
	            if(str.toString().equalsIgnoreCase("true"))
	            {
	             Log.w("SENCIDE", "TRUE");
	             result.setText("Login successful");   
	            }else
	            {
	             Log.w("SENCIDE", "FALSE");
	             result.setText(str);             
	            }
	 
	        } catch (ClientProtocolException e) {
	         e.printStackTrace();
	        } catch (IOException e) {
	         e.printStackTrace();
	        }
	    } 
	   
	    private StringBuilder inputStreamToString(InputStream is) {
	     String line = "";
	     StringBuilder total = new StringBuilder();
	     // Wrap a BufferedReader around the InputStream
	     BufferedReader rd = new BufferedReader(new InputStreamReader(is));
	     // Read response until the end
	     try {
	      while ((line = rd.readLine()) != null) { 
	        total.append(line); 
	      }
	     } catch (IOException e) {
	      e.printStackTrace();
	     }
	     // Return full string
	     return total;
	    }
	 
	    public void onClick(View view) {
	      if(view == ok){
	        postLoginData();
	      }
	    }
}
